ESR: EZ-Rate Westergren Pipette, 100 Tests (For use with 13mm Blood Collection Tube)

EZ-Rate?? offers a simple, safe, economical and highly-accurate method for performing Westergren ESR determinations directly in 13mm sodium citrate blood collection tubes. The polystyrene EZ-Rate?? pipette is graduated from 0 to 180mm and features a unique fibrous plug located at the zero mark. The plug is specifically designed to be a self-sealing aerosol barrier that stops hazardous substances from escaping through the top of the pipette.